Home / 2,948,417.70-4,422,624.12-818,500.83

Finding the Fourth Proportional to 2,948,417.70, 4,422,624.12 and 818,500.83

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Solution

The fourth proportional to 2,948,417.70, 4,422,624.12 and 818,500.83 is: 1,227,750.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,417.70 : 4,422,624.12 = 818,500.83 : x
  2. Step 2: Convert to fraction form
    2,948,417.70/4,422,624.12 = 818,500.83/x
  3. Step 3: Cross multiply
    2,948,417.70x = 4,422,624.12 × 818,500.83
  4. Step 4: Simplify right side
    2,948,417.70x = 3,619,921,512,998.02
  5. Step 5: Solve for x
    x = 3,619,921,512,998.02/2,948,417.70
  6. Step 6: Final answer
    x = 1,227,750.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.